Home / 9,035.80-13,553.70-7,394.20

Finding the Fourth Proportional to 9,035.80, 13,553.70 and 7,394.20

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Solution

The fourth proportional to 9,035.80, 13,553.70 and 7,394.20 is: 11,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,035.80 : 13,553.70 = 7,394.20 : x
  2. Step 2: Convert to fraction form
    9,035.80/13,553.70 = 7,394.20/x
  3. Step 3: Cross multiply
    9,035.80x = 13,553.70 × 7,394.20
  4. Step 4: Simplify right side
    9,035.80x = 100,218,768.54
  5. Step 5: Solve for x
    x = 100,218,768.54/9,035.80
  6. Step 6: Final answer
    x = 11,091.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.